On September 1, Stack's Bowers conducted a Rarities Night session in California as part of this firm's post-ANA World's Fair of Money® auction extravaganza.
No F15 photos on record yet — showing auction lots of this item in other grades
Coin Value History
(1616) 6P Sommer Islands, Large Portholes F15
Undated (ca. 1616) Sommer Islands Sixpence. BMA Type I, W-11445. Rarity-6. Large Portholes. Fine-12 (PCGS).
F12
PCGS
$36,000
(C. 1616) 6PENCE Sommer Islands Sixpence, Large Portholes VF20 PCGS. Breen-3, W-11445. R.6. ...
VF20
PCGS
$38,400
Undated (1616) Sommer Islands Sixpence. BAM Type I, W-11445. Large Portholes. VF-20 (PCGS).
VF20
PCGS
$101,344
(1616) Sommer Islands Sixpence, Large Portholes VF25 NGC. Breen-3, W-11445, R.6. ...
VF25
NGC
$28,800
(1615-16) 6PENCE Sommer Islands Sixpence, Large Portholes VF25 NGC. Breen-3. W-11445. R.6. ...
VF25
NGC
$24,000
Undated (1616) Sommer Islands Sixpence. BMA Type I. Large Portholes. VF-35 (PCGS).
VF35
PCGS
$88,125
(1616) 6PENCE Sommer Islands Sixpence, Large Portholes AU50 NGC. Breen-3, W-11445, R.6. ...
AU50
NGC
$120,000
(1616) 6PENCE Sommer Islands Sixpence, Large Portholes AU50 NGC. Breen-3, W-11445, R.6. ...
AU50
NGC
$114,000
Sommer Islands Sixpence, Large Portholes AU50 NGC. Breen-3, W-11445, R.6. ...
AU50
NGC
$99,875
(1615-16) 6PENCE Sommer Islands Sixpence, Large Portholes AU50 NGC. Breen-3, W-11445, R.6. ...
AU50
NGC
$88,125
Greysheet News
Review Held for Dollars, Comic Art Coins and Medals
Commissioners reviewed reverse designs for the four American Innovation dollars scheduled to be released in 2028 and obverse and reverse designs for the 2027 issues in the Comic Art Coin and Medal Program.
11/6/2026
The Business of Numismatics: November 2026 Greysheet Editor's Letter
The rare coin market so far in 2026 has been somewhat volatile, with greater price swings happening over a shorter period of time when compared to historical norms.
11/4/2026
Events
Heritage Auctions: US Currency Tuesday Select Auction
Location: Heritage Auctions
Tuesday, September 1, 2026
Heritage Auctions: World Paper Money Tuesday Select Auction
Location: Heritage Auctions
Tuesday, September 1, 2026
Heritage Auctions: World & Ancient Coins ANA Signature Auction & Platinum Session
Location: Heritage Auctions
Tuesday, September 1, 2026





